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connector
Diagnosis Display Patterns and Codes
Output codes
Display patterns
sec.
1.5
sec. i
3
FUEL SYSTEM
SELF-DIAGNOSIS
When there is a cancellation of the auto-cruise control system
operation not intentionally made by the driver, it is possible to
determine which circuit or what operation caused the cancella-
tion of the auto-cruise control system by following procedures,
(2) Connect a voltmeter to the diagnosis connector of the
(3) Check the output code against the following table to isolate
sec.
2
sec.
0.5
sec.
3
in the ON position.
NOTE
Turning OFF either the ignition switch or MAIN switch
erases the diagnosis data. Be sure to keep the ignition
switch and MAIN switch in the ON position until you finish
the inspection.
junction block and read the output code.
the cause for cancellation of the auto-cruise control mode.
Probable cause
Abnormal condition of actuator clutch coil drive system
Abnormal condition of vehicle speed signal system
tow-speed limiter activation
(The system is normal if it can be reset.1
Automatic cancellation activated by vehicle speed reduction
(The system is normal if it can be reset.)
Control switch malfunction (when SET and RESUME
switches switched ON simultaneously)
Cancel switch ON signal input (stop light switch, clutch
switch. or inhibitor switch input wiring damage or
disconnection or,occurrence of
within control unit
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